== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:20:16 (1788823216)
llite.lustre-ffffa0978db1a000.statahead_max=1024
llite.lustre-ffffa0978db1a000.statahead_batch_max=32
llite.lustre-ffffa0978db1a000.statahead_min=64
llite.lustre-ffffa0978db1a000.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 6.84 seconds: 146.10 ops/second
llite.lustre-ffffa0978db1a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0978db1a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0978db1a000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1788823234.582150921 secs.nsecs
start_time:               1788823230.037542942 secs.nsecs
elapsed_time:             4.544607979 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		        10  11  19
8:		         7   8  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1788823234.582763129 secs.nsecs
start_time:               1788823230.037621283 secs.nsecs
elapsed_time:             4.545141846 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788823265.618107756 secs.nsecs
start_time:               1788823230.037542942 secs.nsecs
elapsed_time:             35.580564814 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		        10  11  20
8:		         7   8  28
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1788823265.618180685 secs.nsecs
start_time:               1788823230.037621283 secs.nsecs
elapsed_time:             35.580559402 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 9.55 seconds: 104.73 ops/second
llite.lustre-ffffa0978db1a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0978db1a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0978db1a000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1788823287.904125683 secs.nsecs
start_time:               1788823284.209743144 secs.nsecs
elapsed_time:             3.694382539 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		         2   2   5
8:		         8  10  15
16:		         3   3  19
32:		        61  80 100
snapshot_time:            1788823287.904199924 secs.nsecs
start_time:               1788823284.209904527 secs.nsecs
elapsed_time:             3.694295397 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788823318.912236401 secs.nsecs
start_time:               1788823284.209743144 secs.nsecs
elapsed_time:             34.702493257 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         2   2   6
8:		         8  10  16
16:		         3   3  20
32:		        61  79 100
snapshot_time:            1788823318.931391531 secs.nsecs
start_time:               1788823284.209904527 secs.nsecs
elapsed_time:             34.721487004 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788823334 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
 - unlinked 0 (time 1788823348 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffffa0978db1a000.enable_statahead_fname=1
llite.lustre-ffffa0978db1a000.statahead_min=8
llite.lustre-ffffa0978db1a000.statahead_batch_max=64
llite.lustre-ffffa0978db1a000.statahead_max=128